2014年8月22日星期五

Degaussing of Ceramic watches AND pauses and retrograde of pointer




Ceramic watches has certain anti magnetic effect, the same as the antimagnetic ceramic watches, as long as access to some of the strong magnetic field equipment, such as generators, motors, radio, etc., will make ceramic watches magnetization. Watch after this, is not only lost its accuracy, even the lockout. At this time, if we want to restore, and then go to professional ceramic watches pits, using professional tools to solve. If not convenient, also can find an iron circle which is not magnetized, taking the ceramic watches through the circle slowly

Ceramic watches pointer pauses and retrograde. Ceramicwatches increases the friction between the dial needle and parts wheel, namely when turning the grip, the pointer will be reversed. There is friction between points round and round with too loose, table machine move but failed to drive the pointer and make the ceramic watches stopped. These are called the second round of the company's fault and three rounds of outgoing type of failure.

Ceramic watches second round type is in the structure of the wheel to drive the clock, and its working principle is similar with the friction structure principle of the first round of outgoing type. Because it increases the friction between the dial needle and parts wheel,, so with other transmission form of dial, dial needle habits are opposite, on the other hand, namely turning the grip, pointer would reversed. Ceramic watches three rounds of outgoing type is centrifugal wheeled tricycle type. Three gears shaft and at the same time two round mesh points and friction wheel. With round spring implement the friction points and points between wheel friction wheel transmissions. When the dial needle, ceramic watch points wheel and friction wheel can work skid without affecting the transmission mechanism. Dial needle, because of the influence of the gear side clearance, sometimes the minute hand there will be a slight stagnation. Center section tube of the bearings are used in section of pipe end table with small diameter drill in order to improve the second axis of the structure of positioning accuracy, so can reduce wear and tear to improve transmission efficiency. In some three rounds of outgoing type table, round piece of spring disc friction points can be elastically and friction wheel clearance fit, they only drive go needle agencies role, and have no incentive to transmit the load. Friction wheel and wheel coordinate too loose, is the reason this kind of ceramic watches get in trouble, the ceramic watches machine move but failed to drive the pointer is the face of failure.

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